82347642784235 has 48 divisors (see below), whose sum is σ = 103314204914976. Its totient is φ = 63003717504000.

The previous prime is 82347642784223. The next prime is 82347642784279. The reversal of 82347642784235 is 53248724674328.

It is a happy number.

It is not a de Polignac number, because 82347642784235 - 2⁸ = 82347642783979 is a prime.

It is a super-2 number, since 2×82347642784235² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 151427237 + ... + 151970073.

It is an arithmetic number, because the mean of its divisors is an integer number (2152379269062).

Almost surely, 2^{82347642784235} is an apocalyptic number.

82347642784235 is a deficient number, since it is larger than the sum of its proper divisors (20966562130741).

82347642784235 is a wasteful number, since it uses less digits than its factorization.

82347642784235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543276 (or 543245 counting only the distinct ones).

The product of its digits is 433520640, while the sum is 65.

The spelling of 82347642784235 in words is "eighty-two trillion, three hundred forty-seven billion, six hundred forty-two million, seven hundred eighty-four thousand, two hundred thirty-five".